申请人:Roussel Uclaf
公开号:US04510143A1
公开(公告)日:1985-04-09
Novel pyrimidines of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of --OH, cation of metals and organic bases, alkoxy of 1 to 5 carbon atoms, hydrazino and 1H-tetrazol-5-yl-amino, A is selected from the group consisting of ##STR2## R.sub.2 is selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms and R.sub.3 and R.sub.4 are individually selected from the group consisting of hydrogen, halogen and alkyl and alkoxy of 1 to 5 carbon atoms with the proviso that when R.sub.1 is alkoxy of 1 to 5 carbon atoms, R.sub.2 is not hydrogen and their non-toxic, pharmaceutically acceptable acid addition salts having anti-allergic properties.
化合物的名称为新型嘧啶,其化学式为##STR1##其中R.sub.1从羟基,金属和有机碱阳离子,1至5个碳原子的烷氧基,叠氮基和1H-四唑-5-基氨基中选择,A从##STR2##中选择,R.sub.2从氢和1至5个碳原子的烷基中选择,R.sub.3和R.sub.4分别从氢,卤素和1至5个碳原子的烷基和烷氧基中选择,但是当R.sub.1为1至5个碳原子的烷氧基时,R.sub.2不是氢,它们的非毒性,药学上可接受的酸盐具有抗过敏性质。